GB1231728A - - Google Patents

Info

Publication number
GB1231728A
GB1231728A GB1231728DA GB1231728A GB 1231728 A GB1231728 A GB 1231728A GB 1231728D A GB1231728D A GB 1231728DA GB 1231728 A GB1231728 A GB 1231728A
Authority
GB
United Kingdom
Prior art keywords
carriage
conveyor
excavating tunnels
aconveyor
braced
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of GB1231728A publication Critical patent/GB1231728A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
    • E21D9/0875—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)

Abstract

1,231,728. Apparatus for excavating tunnels. GEWERKSCHAFT EISENHUTTE WESTFALIA. 6 Oct., 1969 [25 April, 1969], No. 48887/69. Heading E1F. Apparatus for -excavating tunnels comprises aconveyor 27, a carriage 5 movably mounted on the conveyor,. and a beam 4 mounted on the carriage for pivotal movement about vertical and horizontal axes 8, 7 and carrying a shovel 13. The conveyor is a scraper conveyor and is braced by a device 26. The beam 4 is hollow and it is displaceable in its longitudinal direction relative to the carriage 5 and is rotatable about its longitudinal axis.
GB1231728D 1969-04-25 1969-10-06 Expired GB1231728A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1921092A DE1921092C3 (en) 1969-04-25 1969-04-25 Extraction and loading equipment for pipe jacking

Publications (1)

Publication Number Publication Date
GB1231728A true GB1231728A (en) 1971-05-12

Family

ID=5732316

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1231728D Expired GB1231728A (en) 1969-04-25 1969-10-06

Country Status (5)

Country Link
AT (1) AT304619B (en)
CH (1) CH512640A (en)
DE (1) DE1921092C3 (en)
FR (1) FR2040203A1 (en)
GB (1) GB1231728A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2107289C3 (en) * 1971-02-16 1982-04-29 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Extraction and loading device for pipe pre-pressing
DE3709932C2 (en) * 1987-03-26 1995-08-31 Cm Celler Maschinenfabrik Gmbh Cutting shoe for press drilling systems for trenchless laying of pipes or the like

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1990910U (en) * 1968-08-08 Maschinenfabrik Rudolf Hausherr a Sohne GmbH 4322 Sprockhovel Driving and mining machines
US3224608A (en) * 1963-01-15 1965-12-21 Universal Marion Corp Earth working and materials handling machine
GB1149353A (en) * 1965-07-30 1969-04-23 Coal Industry Patents Ltd Excavation machines particularly for use in mines
CH452578A (en) * 1967-04-14 1968-03-15 Rohrer Marti Ag Ulrich Mining machine
DE1284916B (en) * 1967-04-27 1968-12-12 Gewerk Eisenhuette Westfalia Extraction and loading device

Also Published As

Publication number Publication date
FR2040203A1 (en) 1971-01-22
DE1921092A1 (en) 1970-10-29
DE1921092C3 (en) 1981-12-24
CH512640A (en) 1971-09-15
DE1921092B2 (en) 1977-12-15
AT304619B (en) 1973-01-10

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee